======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '253'
                                          'artist'  'Kaizers Orchestra'
                                     'text_people'  ''
                                         'release'  'Ompa til du dxr'
                                           'title'  '170'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['alternative rock', 'norwegian', 'alternative', 'indie', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '04'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '112.508'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Ompa til du dxr'
'TBPM' (BPM (beats per minute))                     '112.508'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         '170'
'TKEY' (Initial key)                                '10B'
'TLEN' (Length)                                     '253283'
'TPE1' (Lead performer(s)/Soloist(s))               'Kaizers Orchestra'
'TRCK' (Track number/Position in set)               '04'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['alternative rock', 'norwegian', 'alternative', 'indie', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.76 dB'
'TXXX:replaygain_track_peak'                        '0.337803'

========================== row from database ==========================
                                              'id'  1327030
                                            'path'  /data/Music/Bulk/00poprockelectronic/Kaizers Orchestra/Ompa Til Du Dor/04 - Kaizers Orchestra - 170.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  253
                                           'genre'  rock-pop
                                        'filesize'  6080846
                                           'mtime'  1637523069
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Til Du Dor 04 rock pop
                                      'tag_artist'  Kaizers Orchestra
                                     'tag_release'  Ompa til du dxr
                                       'tag_title'  170
                                             'bpm'  112.508
                                    'search_title'  '170':1
                                   'search_artist'  'kaizers':1 'orchestra':2
                                  'search_release'  'du':3 'dxr':4 'ompa':1 'til':2
                                     'search_rest'  '00poprockelectronic':1 'dor':4 'du':3 'pop':6 'rock':5 'til':2
                                    'search_combo'  '00poprockelectronic':8 '170':1A 'dor':11 'du':6C,10 'dxr':7C 'kaizers':2B 'ompa':4C 'orchestra':3B 'pop':13 'rock':12 'til':5C,9
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative rock', 'norwegian', 'alternative', 'indie', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1637523069.3918684  (2021-11-21 20:31:09)
                             'size'  6080846